Primary Meanings of assume. 1  v take to be the case or to be true; accept without verification or proof. 2  v take on a certain form, attribute, or aspect. 3  v occupy or take on. 4  v take on titles, offices, duties, or responsibilities. 5  v seize and take control without authority and possibly with force; take as one's right or possession.
You can tell a female from a male by its dorsal, and fins. The male is larger, alot more colorful and has long fins, the female on the other hand, has shorter fins, are smalle â¦ r, and not as colorful.Remember, both male and female ARE fighting fish, so they will have the same temper.imple observati â¦ on is the only way to tell. Bettas are just like all other fish. If they are given proper conditions they should be OK. Proper conditions for a Betta are :- 1 inch of fish needs a minimum of 1 gallon of water.
Betta fishes have a variety of tail types. One simple way to identify a Betta fish is by the length of its tail. Short tails are common in wild type Bettas, as well as Bettas that are bred to fight. 1  Short-finned Bettas, which are also called Plakats, are sometimes bred to have D-shaped tails.or example, the coloration of a red Betta fish can range from bright to deep. 1  Betta fish that are red as juveniles may lose their coloration as adults due to the Red Loss gene. 2  For black Betta fish, the ideal coloration is pitch-black, or melano black.